What's the shortest chapter in rdr2?

How long do the Red Dead Redemption 2 Chapters last? Chapter 1 has six missions. Chapter 2 is about 18 missions. Chapter 3 covers 17 missions. There were 14 missions in Chapter 4. There were 9 missions in Chapter 5. There are 19 missions in chapter 6. The first part of Epilogue has 10 missions. There are 11 missions in the second part of the Epilogue.